Home / 14,083.56-21,130.02-4,724.50

Finding the Fourth Proportional to 14,083.56, 21,130.02 and 4,724.50

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Solution

The fourth proportional to 14,083.56, 21,130.02 and 4,724.50 is: 7,088.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083.56 : 21,130.02 = 4,724.50 : x
  2. Step 2: Convert to fraction form
    14,083.56/21,130.02 = 4,724.50/x
  3. Step 3: Cross multiply
    14,083.56x = 21,130.02 × 4,724.50
  4. Step 4: Simplify right side
    14,083.56x = 99,828,779.49
  5. Step 5: Solve for x
    x = 99,828,779.49/14,083.56
  6. Step 6: Final answer
    x = 7,088.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.